Unlimited calls option

Recommended Unlimited calls domestic calls within 5 minutes or 60 minutes!

Domestic call charges within 5 minutes or 60 minutes per call
It is a service that is always free.

terminal or
Simultaneously with SIM
Application *The 31-day free unlimited Unlimited calls service can be applied only once per line.

in use
Add to terminal
Unlimited calls
Application *The 31-day free unlimited Unlimited calls can be applied only once per line. * "D Plan SIM Card (docomo line)" subscribers cannot apply.

Selectable "Unlimited calls" option

Unlimited calls (5 minutes/time)

For those who frequently make short calls
Monthly usage fee
500 yen /line
(550 yen including tax)

Unlimited calls (60 minutes/time)

For people with long calls
Monthly usage fee
1,500 yen /line
(1,650 yen including tax)

If the call time is exceeded, a call charge of 20 yen (22 yen including tax) will be charged every 30 seconds.

おすすめの組み合わせ

2人に1人※1が選んでいるかけ放題
データ容量を組み合わせてこの金額！

短めの通話が多い方に

​1,480 yen per month
(1,628 yen including tax)

From June 2026 onwards
Monthly fee: 1,780 yen (1,958 yen including tax)

データ容量 5GB※2※3 980円

かけ放題（5分/回） 500円

長めの通話が多い方に

月額2,480円
(税込2,728円)

2026年6月以降
月額2,780円(税込3,058円)

データ容量 5GB※2※3 980円

かけ放題（60分/回） 1500円

Starting in June 2026, the monthly fees for J:COM MOBILE A Plan ST/SU will be revised. For more information, click here.

  • J:COM MOBILE Aプラン、J:COM MOBILE Aプランスマホセット、J:COM MOBILE AプランSU/ST加入者のうち53%がかけ放題オプションに加入。2026年2月時点。
  • データ盛適用で1GBが5GBにデータ増量した場合。適用条件はこちら
  • 他のデータ容量とかけ放題の組み合わせも可能。

If you are 60 years old or older, you can Unlimited calls (5 minutes per call)
0 yen for up to 3 months

Senior 60 wari

terminal or
Simultaneously with SIM
Application *The 31-day free unlimited Unlimited calls service can be applied only once per line.

in use
Add to terminal
Unlimited calls
Application *The 31-day free unlimited Unlimited calls can be applied only once per line. * "D Plan SIM Card (docomo line)" subscribers cannot apply.

Other options

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Anshin Filter for J:COM
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Device warranty
See more options
[Notes]

[" Unlimited calls (5 minutes/time)" and "Unlimited calls (60 minutes/time)"]

  • Monthly usage fees are free for 31 days from the service start date (31 days from the line opening date if applied at the same time as a new J:COM MOBILE subscription). If you resubscribe to each service on the same line, a monthly fee will be charged from the month the service starts.
  • After the free period ends, it will automatically continue at the regular price.
  • Some services, such as telegram, navi dial, directory assistance (104), and SMS, are not covered by free calls.
  • If you exceed the call time for one call, you will be charged a call charge of 20 yen (22 yen (tax included)) for every 30 seconds.
  • Only subscribers to "J:COM MOBILE A Plan (Voice + Data)" can apply (not applicable to D Plan subscribers).

【Notes】

There are some services that are not covered by Unlimited calls (free calls).

  • international roaming
  • International calls (outgoing calls overseas)
  • Overseas incoming/outgoing calls, telegrams, directory assistance (104)
  • Phone numbers set by other companies starting with 0570, 0180-99, 0067, etc.
  • Government 1XY Service (188)
  • SMS (Domestic/International)
  • Calls to satellite phones/satellite maritime phones

In addition, numbers used to connect when using telephone services provided by companies other than our company are also not covered.

Click here for a list of non-eligible phone numbers
  • The company names and product names mentioned are trademarks or registered trademarks of each company.
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[About the amount including tax]

  • Consumption tax differences may occur due to changes in the consumption tax rounding method under the invoice system.